46 lines
1.4 KiB
LLVM
46 lines
1.4 KiB
LLVM
; RUN: opt -S -loop-unswitch < %s | FileCheck %s
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; RUN: opt -S -loop-unswitch -enable-mssa-loop-dependency=true -verify-memoryssa < %s | FileCheck %s
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target triple = "x86_64-pc-win32"
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define void @f(i32 %doit, i1 %x, i1 %y) personality i32 (...)* @__CxxFrameHandler3 {
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entry:
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%tobool = icmp eq i32 %doit, 0
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br label %for.cond
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for.cond: ; preds = %for.inc, %entry
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br i1 %x, label %for.body, label %for.end
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for.body: ; preds = %for.cond
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br i1 %tobool, label %if.then, label %for.inc
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if.then: ; preds = %for.body
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br i1 %y, label %for.inc, label %delete.notnull
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delete.notnull: ; preds = %if.then
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invoke void @g()
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to label %invoke.cont unwind label %lpad
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invoke.cont: ; preds = %delete.notnull
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br label %for.inc
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lpad: ; preds = %delete.notnull
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%cp = cleanuppad within none []
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cleanupret from %cp unwind to caller
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for.inc: ; preds = %invoke.cont, %if.then, %for.body
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br label %for.cond
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for.end: ; preds = %for.cond
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ret void
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}
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declare void @g()
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declare i32 @__CxxFrameHandler3(...)
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; CHECK-LABEL: define void @f(
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; CHECK: cleanuppad within none []
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; CHECK-NOT: cleanuppad
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attributes #0 = { ssp uwtable }
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